Recall questions

• What are lipids broken down into during hydrolysis?

  Fatty acids and monoglycerides
• What is the role of lipase?

  To hydrolyse the bonds in triglycerides
• Where are lipase enzymes made and where do they act?

  Made in the pancreas and act in the small intestine
• Describe how bile enters the small intestine

  Bile salts are produced by the liver and stored in the gall bladder which releases them into the small intestine
• How do bile salts help the digestion of lipids?

  Emulsify them into smaller droplets

  • This helps to speed up the action of lipases by increasing the surface area of lipids that can be exposed to the enzyme
• What is a micelle?

  Monoglycerides and fatty acids attached to the bile salts